Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Flooding and Severe Weather Risk Continues This Weekend

More heavy rain will exacerbate flooding in the central and southern U.S. this weekend. In addition, over portions of the Mississippi, Ohio, and Tennessee Valleys, severe thunderstorms are expected. Some storms may produce large hail, damaging winds, and tornadoes. Meanwhile, snow and ice will again affect the Cascades, northern Rockies, upper Midwest, and New England through Sunday. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

50°F

10°C

Humidity 71%
Wind Speed W 7 G 26 mph
Barometer 29.86 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 25 Feb 12:35 am CST
Extended Forecast for

Carterville IL

Flood Watch until February 25, 06:00am
Flood Warning until February 25, 09:00am
Click here for hazard details and duration
Flood Watch
Flood Warning
  •  
    Flood Watch until February 25, 06:00am
    Flood Warning until February 25, 09:00am

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. West wind 8 to 18 mph, with gusts as high as 25 mph.

    Mostly Cloudy

    Low: 39 °F

  • Sunday

    Sunday: Sunny, with a high near 54. West southwest wind 5 to 9 mph.

    Sunny

    High: 54 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 34. Light and variable wind.

    Mostly Clear

    Low: 34 °F

  • Monday

    Monday: Sunny, with a high near 60. Light and variable wind becoming south around 6 mph in the morning.

    Sunny

    High: 60 °F

  • Monday
    Night

    Monday Night: Clear, with a low around 38. South southeast wind around 5 mph.

    Clear

    Low: 38 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65. South wind 5 to 11 mph.

    Mostly Sunny

    High: 65 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers after midnight.  Mostly cloudy, with a low around 49. South wind 6 to 8 mph.

    Mostly Cloudy
    then Chance
    Showers

    Low: 49 °F

  • Wednesday

    Wednesday: A chance of showers.  Cloudy, with a high near 63. South wind 6 to 8 mph.

    Chance
    Showers

    High: 63 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. West wind 8 to 18 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 54. West southwest wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 34. Light and variable wind.
Monday
Sunny, with a high near 60. Light and variable wind becoming south around 6 mph in the morning.
Monday Night
Clear, with a low around 38. South southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 65. South wind 5 to 11 mph.
Tuesday Night
A 50 percent chance of showers after midnight. Mostly cloudy, with a low around 49. South wind 6 to 8 mph.
Wednesday
A chance of showers. Cloudy, with a high near 63. South wind 6 to 8 mph.
Wednesday Night
Showers, mainly after midnight. Mostly cloudy, with a low around 50. South wind 8 to 13 mph.
Thursday
A chance of showers, mainly before noon. Partly sunny, with a high near 58. West wind 14 to 16 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 36. West northwest wind 11 to 15 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 53. Northwest wind 9 to 11 mph.
Friday Night
Mostly clear, with a low around 33. North wind 6 to 8 mph.
Saturday
Sunny, with a high near 54. North northeast wind around 7 mph.
Click Map For Forecast
Point Forecast:
Carterville IL
 37.78°N 89.09°W
12:16 am CST Feb 25, 2018
12am CST Feb 25, 2018-6pm CST Mar 2, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database